On 06/01/2010 10:39 AM, Valdis.Kletnieks@xxxxxx wrote:
On Tue, 01 Jun 2010 19:52:28 +0300, Avi Kivity said:
On 06/01/2010 07:38 PM, Andi Kleen wrote:
Your new code would starve again, right?
Try it on a NUMA system with unfair memory.
We are running everything on NUMA (since all modern machines are now
NUMA). At what scale do the issues become observable?
My 6-month-old laptop is NUMA? Comes as a surprise to me, and to the
perfectly-running NUMA=n kernel I'm running.
Or did you mean a less broad phrase than "all modern machines"?
All modern multisocket machines, unless configured in interleaved memory
mode.
-hpa
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